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About RARA
RARA’s has been in business since 1989 with the vision to be the most competitive industrial resistor manufacturer in the world. With a combined effort from all the RARA teams and our international agents, we have made solid, steady progress as a high power resistor manufacturer.
We are committed to the production of high quality products, an ongoing R&D program, unparalleled customer service, a conscientious attitude toward our environment and a positive workplace for our employees.
RARA will continue to offer state-of-the-art products at reasonable costs and maintain it’s program of product development to best suit our customers. RARA’s newly recognized R&D center provides custom design service and technical support.
RARA would like to give customers a “ONE-STOP SOLUTION” with all kinds of resistive products. For their official website, please visit www.raraohm.com
FRH 
- Metal clad thick film resistor
- Resistance range from 1kΩ to 2MΩ
- Max power rating of 15W
- Cement moulding within aluminium housing
- Short time overload of 2 x power rating is 5 seconds
- High stability at conventional power ratings
- Temperature range of -55°C up to +250°C
- Metal clad thick film resistor
- Resistance range from 1kΩ to 2MΩ
- Max power rating of 25W
- Cement moulding within aluminium housing
- Short time overload of 2 x power rating is 5 seconds
- High stability at conventional power ratings
- Temperature range of -55°C up to +250°C
- High Power Precision Shunt Resistor
- Resistance range from 0.001Ω to 0.01Ω *
- Tolerances of ±0.05% to ±1%
- TCR of ±5ppm/℃, ±10ppm/℃ *
- Power rating of 250W (on a suitable heat sink)
- Temperature range from -55°C to +100°C
- Metal clad wire wound economy resistor
- Inductive resistance between 0.1Ω and 270Ω
- Non-inductive resistance between 0.1Ω and 56Ω
- Power rating of 60W
- Insulation resistance of 20MΩ minimum
- Short time overload of 5 x power rating is 5 seconds
- Metal clad wire wound economy resistor
- Inductive resistance between 0.1Ω and 910Ω
- Non-inductive resistance between 0.1Ω and 110Ω
- Power rating of 80W
- Insulation resistance of 20MΩ minimum
- Short time overload of 10 x power rating is 5 seconds
- Metal clad wire wound economy resistor
- Inductive resistance between 0.1Ω and 1.3kΩ
- Non-inductive resistance between 0.1Ω and 300Ω
- Power rating of 120W
- Insulation resistance of 20MΩ minimum
- Short time overload of 10 x power rating is 5 seconds
- Flat type metal clad wire wound resistor
- Resistance options from 1Ω up to 1.1kΩ
- Power rating of 100W (on a heat sink)
- Tolerance options between ±0.5% and ±10.0%
- TCR of +260 ppm/°C maximum
- For UL Approval see the ULF Series
- Flat type metal clad wire wound resistor
- Resistance options from 1Ω up to 1.75kΩ
- Power rating of 150W (on a heat sink)
- Tolerance options between ±0.5% and ±10.0%
- TCR of +260 ppm/°C maximum
- For UL Approval see the ULF Series
- Flat type metal clad wire wound resistor
- Resistance options from 1Ω up to 2.2kΩ
- Power rating of 200W (on a heat sink)
- Tolerance options between ±0.5% and ±10.0%
- TCR of +260 ppm/°C maximum
- For UL Approval see the ULF Series
- Flat type metal clad wire wound resistor
- Resistance options from 1Ω up to 2.79kΩ
- Power rating of 250W (on a heat sink)
- Tolerance options between ±0.5% and ±10.0%
- TCR of +260 ppm/°C maximum
- For UL Approval see the ULF Series
- Flat type metal clad wire wound resistor
- Resistance options from 1Ω up to 3.5kΩ
- Power rating of 300W (on a heat sink)
- Tolerance options between ±0.5% and ±10.0%
- TCR of +260 ppm/°C maximum
- For UL Approval see the ULF Series
- Flat type metal clad wire wound resistor
- Resistance options from 1Ω up to 4.45kΩ
- Power rating of 400W (on a heat sink)
- Tolerance options between ±0.5% and ±10.0%
- TCR of +260 ppm/°C maximum
- For UL Approval see the ULF Series
- Flat type metal clad wire wound resistor
- Resistance options from 1Ω up to 5.78kΩ
- Power rating of 500W (on a heat sink)
- Tolerance options between ±0.5% and ±10.0%
- TCR of +260 ppm/°C maximum
- For UL Approval see the ULF Series
- Metal clad wire wound resistor
- Option of flying leads (tab terminals are standard)
- Inductive or non-inductive design
- Insulation resistance of 20MΩ minimum
- Temperature range of -55°C up to +200°C
- Extruded aluminium horizontal housing
- Short time overload of 5 x power rating is 5 seconds
- Metal clad wire wound resistor
- Option of flying leads (tab terminals are standard)
- Inductive or non-inductive design
- Insulation resistance of 20MΩ minimum
- Temperature range of -55°C up to +200°C
- Extruded aluminium horizontal housing
- Short time overload of 10 x power rating is 5 seconds
- Precision shunt resistor
- 4-terminal metal-clad design
- Resistance values between 1.3333mΩ up to 3.3333mΩ
- Rated current of 30A, 40A, 50A or 75A
- Tolerance values of ±0.1%, ±0.5% or ±1.0%
- Rated voltage 100mV
- Temperature range of -25°C to +100°C
Calculators and Converters
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